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Pennsylvania Geological Survey

Pennsylvania Water Science Center

Estimates of Mean-Monthly & Annual Ground-Water Recharge

Tonoloway Creek near Needmore: 01613050

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Data Tables

Mean-Monthly Recharge From RORA Method, as Percent of Annual Recharge for Period of Record -- Tonoloway Creek near Needmore
OctNovDecJanFebMarAprMayJunJulAugSep
4.3
8.5
9.5
11.3
13.9
18.9
13.6
10.9
4.5
2.0
0.7
2.0


Annual Recharge, in inches -- Tonoloway Creek near Needmore
YearRecharge From RORABase Flow from PART
1966
5.6
4.4
1967
12.0
9.7
1968
8.9
7.4
1969
9.2
6.1
1970
20.5
15.8
1971
14.0
11.5
1972
20.7
15.2
1974
9.8
9.2
1975
15.0
10.9
1976
12.2
9.7
1977
11.4
8.8
1978
13.9
12.0
1979
16.9
12.7
1980
8.9
6.2
1981
9.7
6.3
1982
13.9
11.1
1983
11.2
8.4
1984
14.4
12.0
1985
9.0
6.0
1986
13.0
8.4
1987
12.2
9.8
1988
9.2
7.9
1989
19.6
14.7
1990
17.6
11.4
1991
7.7
8.3
1992
11.7
7.6
1993
16.7
13.6
1994
16.4
11.7
1995
13.5
8.9
1996
27.7
16.4
1997
13.1
9.7
1998
15.5
11.5
1999
8.9
7.1
2000
12.1
9.0
2001
7.5
6.0

 

 

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